1420342212977 has 2 divisors, whose sum is σ = 1420342212978. Its totient is φ = 1420342212976.

The previous prime is 1420342212943. The next prime is 1420342213001. The reversal of 1420342212977 is 7792122430241.

It is a strong prime.

It can be written as a sum of positive squares in only one way, i.e., 767088698896 + 653253514081 = 875836^2 + 808241^2 .

It is a cyclic number.

It is not a de Polignac number, because 1420342212977 - 2⁸ = 1420342212721 is a prime.

It is not a weakly prime, because it can be changed into another prime (1420342212907) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (23) of ones.

It is a polite number, since it can be written as a sum of consecutive naturals, namely, 710171106488 + 710171106489.

It is an arithmetic number, because the mean of its divisors is an integer number (710171106489).

Almost surely, 2^{1420342212977} is an apocalyptic number.

It is an amenable number.

1420342212977 is a deficient number, since it is larger than the sum of its proper divisors (1).

1420342212977 is an equidigital number, since it uses as much as digits as its factorization.

1420342212977 is an odious number, because the sum of its binary digits is odd.

The product of its (nonzero) digits is 338688, while the sum is 44.

The spelling of 1420342212977 in words is "one trillion, four hundred twenty billion, three hundred forty-two million, two hundred twelve thousand, nine hundred seventy-seven".